baber/WOPTO huggingface dataset:
Patent DE-4040097-A1 (DE)
Title: Seat with infinitely variable incline for seat and back - has swivel axes between seat, front and back forming freely movable unit
Inventor: WANGEN NORBERT DIPL ING
IPC: A47C3/02
Filed: 1990-12-14
Abstract: The seat has a backrest (1) mounted at the upper end of a holder on a first swivel axis (100). A seat part (2) is connected to a front support part (3) which is mounted along a parallel fourth swivel axis (300) on the lower end of the holder (4-8). The second and third swivel axes (120, 230) are freely movable relative to the holder and the distances between the swivel axes (100, 120, 230, 300) are dimensioned so that the horizontal force components each taken up by the back part (1) and front support part (3) cancel each other out. USE/ADVANTAGE - The backrest, seat and front support part form a freely movable linked chain and automatically adapt to chhanging loads so that an alteration to the incline of the backrest suitably changes the incline of the seat.
Patent DE-4101224-A1 (DE)
Title: Wheel ball bearing system - incorporates radially-split outer race held by adjusting ring against hub-support collar
Inventor: WILKS EBERHARD
IPC: B60B27/00
Filed: 1991-01-17
Abstract: The wheel bearing comprises a single ball-bearing (4) with balls between inner and outer races, also a hub support (2), on which the hub (7, 10A) rotates by means of the bearing. The hub is secured to an external radial protrusion (4E) formed on one of the races. The bearing is a four-point one, on the outside of the hub support, and with a radially-split outer race. This is held by an adjusting ring on the support against the front face of a collar (2C) on the support. The inner race of the bearing secures the hub (7, 10A), having a radial protrusion fitting in a groove at the join between front and rear sections (10A, 7) into which the hub is radially split. USE/ADVANTAGE - Strength, simplicity and ease of assembly and access.
Patent DE-4108519-A1 (DE)
Title: Increasing cell density of thermophilic microorganisms - by increasing gasification rate or removing inhibitory metabolites, giving improved yield of protein, esp. enzyme prods.
Inventor: ANTRANIKIAV GARABED PROF DR
IPC: C12N1/20
Filed: 1991-03-15
Abstract: The cell density of thermophilic microorganisms (and thus the concn. of materials (I) produced by them) is increased by (1) increasing the vol. flow rate in the bioreactor of the gas mixt. being used for gasification and/or (2) removing substances, dissolved in the fermentation liq., which inhibit growth and metabolism of the organisms. More specifically the gas mixt. is introduced under turbulent conditions into the reaction medium which is stirred mass transport capacity. Alternatively, the bioreactor contains membranes (esp. hydrophobic tubes on which the organisms may be immobilised) and a carrier gas is passed through them to remove generated gases from the reactor. USE/ADVANTAGE - Thermophilic microorganisms are sources of heat-stable proteins, esp. enzymes. This method allows cell density to be increased simply and in a controlled manner. The yield of (I) can be improved
Patent DE-4114122-A1 (DE)
Title: Shut=off fitting for containers capable of sterilisation - is short with condensation opening to prevent mixing of fluids
Inventor: BODE WOLFGANG
IPC: F16K51/00
Filed: 1991-04-30
Abstract: The fitting has a piston sleeve (2) flanged on the container and having a steam inlet and outlet opening. The sealed piston has on the side remote from the container a blind hole from which when the fitting is closed a port lines up with the steam outlet opening. In the slit-like steam inlet opening area the piston sleeve (2) is enclosed at a distance by a housing (9) with steam supply opening (10). An entrainment pin (14) connected to the piston (3) is guided in the slit and connected to a transmission lever (11) which is movable in the housing. The lever is connected to an operating lever (15) by a drive lever (12) with a drive shaft (13) off-set by 90 degrees to the piston sleeve which has at the bottom of the housing (9) the condensation opening. The piston sleeve has a sealed screw connection (17) at the end which can be removed to drain off the condensation. USE - The shut-off fitment can be used on low level transport and storage containers since it has a low structural height.
Patent DE-4126189-A1 (DE)
Title: Lightweight reversible thin neck-tie - comprises two covering patterned sections joined at edge with stiffening inside
Inventor: WELKE VOLKMAR
IPC: A41D25/00
Filed: 1991-08-07
Abstract: The tie includes two converging sections (11,12) sewn together along the edge. One of the pattern sections (11) only comprise half of the total tie length while the continuous part (13) of the other section (12) is joined to the first section (11) by a covered seam and is sewn with a central seam on one side. ADVANTAGE -  Differing fabrics and patterns may be sewn together.
Patent DE-4129964-A1 (DE)
Title: Fixing integrated circuit element onto printed circuit - attaching IC to plastics film having conductive tracks, cutting out film, sticking onto printed circuit, and connecting tracks
Inventor: SPRINGER JOHANN DR RER NAT
IPC: H01L21/56
Filed: 1991-09-10
Abstract: The integrated circuit element (1) has contact pads (2) on the underside to which the elastic plastics film (3) with conductive tracks (4) is applied. The circuit contact pads align with the tracks which are locally raised by formed projections (5) e.g. of gold or of nickel with gold plating. The projections are formed in a photo lithographic process. The integrated circuit element is secured in position on the film be an adhesive layer (6) that is hardened by exposure to UV light while the element is pressed against the film. The position is readily adjusted before exposure and the connections checked. An area of film with the integrated circuit is cut out and stuck onto the printed circuit (7), and contact is made between the tracks and the printed circuit. ADVANTAGE - Allows circuit to be tested before final fixing.
Patent DE-4137493-A1 (DE)
Title: Reusable, folding and bending proof packing material for fluid carrying bags - has closure permitting cleaning and filling by means of single or multilayer type joint straps
Inventor: DRUT HENRY DIPL ING
IPC: B65D33/16
Filed: 1991-11-14
Abstract: Folding and bending-proof material is used for packing material which has adequate barrier properties, and the closure of the bag aperture is by means of joint straps which can be withdrawn for opening. The straps are fitted on the edges and edges of the apertures to be closed on one or both sides, overlapping, from the inside and/or from the outside. The material for the bag and the straps pref. comprises a PBT-styroplus structure. The union between the joint straps and the bag material is by welding, sealing or adhesion, and the joint straps can be coated with a thermo-adhesive or a component of a multi-component adhesive. USE/ADVANTAGE - A bag for carrying fluids which is reusable.
Patent DE-4140332-A1 (DE)
IPC: C07H15/04
Filed: 1991-12-06
Abstract: Described is a method of removing C4-C22 alcohols, by distillation under particularly mild conditions, from a mixture of alkyloligoglycosides and unreacted alcohols used in the preparation of the alkyloligoglycosides. In the first stage, a film evaporator is used, and in the second stage a worm-type heat exchanger. The alkyloligoglycosides obtained have superior colour characteristics and contain smaller amounts of side-products.
Patent DE-4142219-A1 (DE)
Inventor: KIEHLMANN DIETMAR DIPL ING
IPC: H01P5/12
Filed: 1991-12-20
Abstract: The invention relates to a coupling device with a variable coupling factor for coupling a coaxial supply line (1) to a cavity resonator (2) to which a beam tube (4) parallel to a beam axis (3) is connected and in which a resonant electromagnetic field with a resonant wavelength can be formed. The coupling device has a coaxial coupling line (5) which can be connected to the beam tube (4) and in which a coupling rod (9) can be moved along a coupling axis (8) and, to connect the supply line (1) with the coupling line (5), comprises a wide-band coaxial T-piece (11) with three arms (12, 13, 14), each of which has a length corresponding to an odd multiple of a quarter of the resonant wavelength. The coupling device is distinguished by a particularly large bandwidth with respect to the wavelength or frequency of the transmissible high-frequency electromagnic signals. It facilitates the use of coaxial supply lines (1) and renders the use of waveguides superfluous. It is especially suitable for use in accelerator installations ion or electrically charged elementary particle beams and also for use together with superconducting waveguide resonators (2).
Patent DE-4200722-A1 (DE)
Title: Mud flap for wheel of motor vehicle - has flat water collection plate with angled collection faces and water drainage channels
Inventor: BRILL HARTMUT
IPC: B62D25/18
Filed: 1992-01-14
Abstract: The flap consists of a base plate, and a collection plate at a distance to it. The collection plate has collection faces at angles to its main plane, and apertures, to allow water to flow into discharge grooves between the plates. The collection plate (2) has a thickness (5) of several mm. The depth of the collection faces (3) corresponds to the thickness of the collection plate. The surface of the collection plate towards the base plate (1), has the outlet apertures (4). The collection plate is supported on the base plate via rails (10). ADVANTAGE - Can be used even with relatively small radial distance between tyre and wheel enclosure.
Patent DE-4211940-A1 (DE)
Title: Spring shaft esp. roller blind hollow winding shaft - is fitted with sleeve at one or both ends providing internal space for housing electric motor used to rotate winding shaft
Inventor: HUSS HERRMANN
IPC: E06B9/62
Filed: 1992-04-09
Abstract: The spring shaft has a coil torsion spring (37) coupled at one or both ends to a sleeve (36,38) which has an external thread (43) receiving the sprinmg turns, allowing the inner dia. of the spring (37) within the hollow shaft (30) to be sufficient for accommodating a drive motor (32) for the latter. Pref. the part of the spring cross-section fitting in the external thread is less than half the spring wire cross-section, the spring and the attached end sleeves lying concentrically between an inner sleeve (31) receiving the electric drive motor, and the outer hollow shaft (30) driven by the electric motor. ADVANTAGE - Allows winding shaft to be rotated by stored spring tension or electric motor.
Patent DE-4213576-A1 (DE)
Title: Speaker and microphone appts. for motorcyclist helmet - has acoustically screened connection between driver and pillion rider, using e.g. radio appts.
Inventor: WEISS HORST
IPC: A42B3/30
Filed: 1992-04-24
Abstract: The motorcyclist's helmet has a speaker and a hearing appts. to transmit acoustic signals with the helmet on. The communications with a pillion rider during the drive is facilitated even during a considerable noise level. Thus an acoustically screen connection between the two helmets is provided. In the same way is provided a screened connection to a radio or a similar appts., with the connections realised by elastic, soft plastics tubes. The audio channels can be embedded in the inner cushions during the helmet mfr. Cylindrical apertures are formed in the region of the ear cushions, coupled to the flexible acoustic line. Sound inlet openings of the acoustic line are formed in the region of the mouth and chin cushions. USE - For communications between motorcyclist and pillion rider.
Patent DE-4213602-A1 (DE)
Title: Temp. measurement using temp. dependent length change of expanding body - dividing beam into sensing and reference beams, directing sensing beam to expanding body and measuring phase difference between beams.
Inventor: KOCH ALEXANDER W DR ING
IPC: G01K5/52
Filed: 1992-04-24
Abstract: The method involves measuring the temp. dependent length changes of an expanding body. A measurement beam is divided into reference and sensor beams. The reference beam is fed to an evaluation unit. The sensor beam is fed to the evaluation unit via reflection at the end of the body which moves under expansion. The evaluation unit measures the phase shift between the reference and sensor beams and evaluates it as the temp. dependent measurement parameter. USE/ADVANTAGE - For measuring temp. of solids, liquids, gases or plasmas, temp. distribution measuring or measuring of inaccessible components over large temp. range, e.g. -200 to +300 deg.C, with high accuracy and without galvanic contact. .D21
Patent DE-4215226-A1 (DE)
Title: Rotary slide valve for controlling pressure and partial vacuum systems in printing machines - contains rotary slider with its own pressure reservoir and has overflow channels in line with outlets and connected to separating and lift suction members
Inventor: NAGEL HARTMUT
IPC: B65H7/16
Filed: 1992-05-09
Abstract: The pressure reservoir contains a rotary slider (7) with its own pressure reservoir to ensure sudden ventilation of suction members even at high operating speeds. It has overflow channels (15;16) lying on the line of the outlets (9.5;9.6) which are connected with the separating suction members and lift suction members. The reservoir can be biased with blown air whose pressure level is above that required for supplying the sheet delivery member. Alternatively, it can be biased with air from a separate source which is independent of the supply to the sheet delivery member. ADVANTAGE - The partial vacuum is rapidly broken down so that the sheets are transferred smoothly through the following work elements.
Patent DE-4216147-A1 (DE)
Title: Circuit for switching second consumer in dependence on first consumer switching state - has semiconductor switch in current circuit of first consumer with decisive voltage drop
Inventor: KLOPFER WILFRIED
IPC: H03K17/94
Filed: 1992-05-15
Abstract: The two consumer appliances (V1, 2) are switched in accordance of their state. A switch (20), in the current circuit of the first consumer appliance (V1) transmits a switching signal for the second consumer appliance (V2). The switch in the first consumer appliance circuit (12) is of semiconductor type. The switching signal is derived from the voltage drop at the semiconductor component. Pref. the latter is a diode, a transistor, or thyristor, typically a triac. The switching signal may be applied to a thyristor control electrode (24) in the second consumer appliance circuit (16). USE/ADVANTAGE - For motors of a drilling machine and a dust exhauster respectively, with simple, reliable, automatic switching system.
Patent DE-4222809-A1 (DE)
Title: Tool and tool-holder assembly - has tool shank with locking groove which is engaged by peg in tool-holder bore to lock tool in place
IPC: B23B31/117
Filed: 1992-07-13
Abstract: The tool (1), which may be an end mill, drill etc., has a short taper shank (3) with a locking groove (4). The groove consists of an axial section and a circumferential section leading off the end of the axial section approx. at right angles. The circumferential section follows a slow spiral path. The tool fits into the taper bore (7) of the tool-holder (5), which is designed to suit the machine tool. Projecting into the taper bore is a short peg (9). When the tool is inserted with the peg entering the locking groove it can be pushed home and turned to lock it securely in place. ADVANTAGE - Compact tool with accurate location. Tool can quickly be changed.  Can be adapted to LH and RH tools.
Patent DE-4224363-A1 (DE)
Inventor: KNUEBEL GEORG DR
IPC: D06P3/04
Filed: 1992-07-23
Abstract: The object of the invention is the use of nitroindazolinones of general formula (I) in which R<1> and R<2> are hydrogen, an alkyl group with 1 to 4 C atoms, a -(CH2)x-OR<4> group, whereby x is 2, 3 or 4 and R<4> is hydrogen or an alkyl group with 1 to 4 C atoms, an unsubstituted phenyl or benzyl group or such a group substituted with at least one of the group of halogen, C1 to C4-alkyl or nitro, however at least one of the groups R<1> and R<2> being hydrogen, R<3> is hydrogen, an alkyl group with 1 to 4 C atoms or a halogen atom, and, regardless of the designation of R<1>, R<2> and R<3>, n = 1 or 2, or their salts for colouring natural and synthetic fibres. The invention also relates to substances containing a nitroindazolinone of formula (I) for colouring keratin fibres, especially human hair.
Patent DE-4226030-A1 (DE)
Title: Protective layer for turbine component - consists of polyurethane layer injected into cavity formed between blade and profiled tool surface.
Inventor: NIEDERMANN-ZURBRIGGEN DANIELE
IPC: B29C70/78
Filed: 1992-08-06
Abstract: A protective layer for turbine components es. blades consists of a fluid or semi-fluid material which is coated directly onto the component surface to give a deformable, wear resistant layer (46). The layer (46) is based on a polyurethane polymer. A device for coating application is also claimed and comprises a tool (36) which corresponds to the inner face of a turbine blade (16). A moulding gap (40) is formed between the blade (16) and tool (36) surfaces. USE/ADVANTAGE - For resisting wear on turbine components, esp. the blades of a hydro-electric power plant (claimed). Reduces coating repair costs and maintenance time. Eliminates the need to return components to the manufacturer.
Patent DE-4230963-A1 (DE)
Inventor: BINDER PETER
IPC: F21V9/08
Filed: 1992-09-16
Abstract: A signalling lamp, in particular for motor vehicles, has a housing (10), a light source (12) arranged in the housing (10), a reflector (11), a sealing plate (14) and an optical plate (13) arranged between the light source (12) and the sealing plate (14). The optical plate (13) has convex areas (17) on its side facing the light source (12) and concave areas (18) on its side opposite to the light source (12). Opaque areas (22) are arranged at its surface between the concave areas (18). In order to achieve a homogeneous light distribution, the side of the sealing plate (12) facing the light source (12) has concave recesses (25).
Patent DE-4231701-A1 (DE)
Title: Protective cladding on edge of building roof - overlaps edge of roof cladding and incorporates interlocking holding members
Inventor: KIRCHHAMMER RALF
IPC: E04D13/155
Filed: 1992-09-22
Abstract: The cladding (11) is for the edge of oa building roof esp. next to a passage or walkway. The profile of the outer cladding (12) is C-shaped and it is supported by holding members which engage with the edge of the building roof. The edge (15) of the waterproof skin of the roof is lifted up on a support member (14) with a curled-over edge (18). a further member has an edge (61) which fits into this curled-over edge. It is connected to members  which engage and hold the outer cladding. USE/ADVANTAGE - Secure and watertight fastening of protective cladding on edge of roof.
Patent DE-4233592-A1 (DE)
Title: Valve assembly controlling hot steam - has chamber in inlet or outlet with steam tapping bore connectable with pressure side of valve when closure member starts to rise.
Inventor: BEURSKENS THEO
IPC: F22G5/12
Filed: 1992-10-06
Abstract: The closure member (5) of the valve projects into the inlet or outlet (4) which has a chamber (14) which is connected with a tapping bore (15) for the propellant steam. The tapping bore is formed in a fixed wall (14a) of the chamber (14). When the valve is closed and the closure member (5) is lowered into the outlet the chamber is sealed from the pressure side (P) of the valve by the sealing faces (5a) of the closure member. As soon as the closure member (5) is lifted the chamber is connected with the pressure side of the valve before the inlet or outlet is fully opened and the steam building up on the pressure side (P) of the valve in the valve chamber flows through the gap forming between the sealing faces (5b and 13a) and into the chamber (14). As the outlet starts to open there is sufficient propellant steam to atomize the water injected into the steam leaving the outlet. USE/ADVANTAGE - Steam valve with improved operating reliability. Simplified structure requiring no extra valves for tapping the propellant steam.
Patent DE-4233691-A1 (DE)
Title: Magnetoelastic-optical force transducer using rotary template - reduces force measurement to equiv. encoding of optimum angular position of disc overlying magnetic needle
Inventor: RICHTER SOEREN
IPC: G01L1/12
Filed: 1992-10-04
Abstract: A ferromagnetic detector rod displaying significant inverse magnetostriction has one end of a magnetic needle suspended in front of it and overlaid with a rotary circular template. A photoelectric sensor enables the light traversing the assembly of the needle and template to be registered and minimised by template rotation. An electrical signal denoting the angular position of the needle is output from the photoelectric sensor for automatic measurement. The device is encapsulated in highly permeable alloy for magnetic shielding. USE/ADVANTAGE - Accurate force measurement using Villari-II inverse magnetostrictive effect.
Patent DE-4239711-A1 (DE)
Title: Vehicle control by exchange of data between subsystems via bus - requires control of driving unit by parameter evaluation w.r.t. quantity representing output power or capacity of engine
Inventor: HESS WERNER DIPL ING
IPC: B60W10/10
Filed: 1992-11-26
Abstract: An engine control unit (10) and auxiliary units for control of automatic transmission (18), braking/wheelslip (20) and suspension (22) are connected by a so-called CAN bus (24) to one another and to connections (26-28, 34-36) for signals from engine, drive train and/or vehicle sensors (30, 32) and to controllers (38, 40). The various subsystems are interfaced to the engine control system for free exchange of data on the basis of the torque produced by the engine. USE/ADVANTAGE - On vehicles with e.g. electronic subsystems in addn. to fuel injection, ignition and/or ABS braking systems, a unitary interface reduces crosstalk and allows independent application and control of any subsystem.
Patent DE-4240558-A1 (DE)
Title: Photo-catalytic purificn. of gases and brines in a closed chamber - comprising using supported catalysts e.g. titanium di:oxide and palladium or platinum regenerated by washing and short wave light source
Inventor: OESTE FRANZ DIETRICH
IPC: B01J35/00
Filed: 1992-12-02
Abstract: Gases, exhaust gases, vapours and brines contaminated with or mixed with undesirable chemicals and purified using a process involving photocatalysis on the surface of catalysts, whereby the substrate requiring purification is passed through a closed system consisting of: a) a catalyst support having high surface area, long term resistance against chemical corrosion and short wave light, and mechanical stability of a degree required to moving mechanical parts; upon which is b) a catalyst comprising of at least one semiconductor oxide or an oxide of a group IIa or IIb element, together with at least one platinum gp. metal; and c) a catalyst comprising of at least one actinide, lanthanide or gp. IIIb element. Also required is d) at least one short wave light source, wavelength 250-400 nm, for photon prodn.; and e) at least one washing zone through which the catalyst/catalyst support is passed and subjected to treatment with polar solvents. Purificn. of domestic air and smoke, traffic exhaust fumes, and exhaust and circulating air in e.g. schools and hospitals. Removal of toxic substances from processes in paint, dye and plastic mfr., the pharmaceutical and chemical industry, and refineries. Decontamination of groundwater and contaminated earth. Destruction of environmentally-toxic substances e.g. PCBs. ADVANTAGE - The process which may be universally applied, has easily handled by-products, and allows chemicals, e.g. halogenated hydrocarbons, which are handled with difficulty to be mineralised.